I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hello everyone
I am using nRF52840+wifi module to communication with the server via MQTT+LTS, Now MQTT communication with server was successful, Considering the safety,...
Hi everybody!
We have a problem with our product. It is based on nrf52832.
We used heart rate example in the SDK. MCU sleeps after a while if it is not connected. We have...
I'm trying to combine conventional pairing with OOB NFC pairing, but I'm struggling to decide which libraries to use. I have been looking at the examples, and they all use...
how can we properly set the scan timeouts? Say if we need to scan for a device for 5 seconds and if it is not available we can stop the scan and search for a new device. i...
Hello I am getting fatal error and system reset after calling APP_UART_FIFO_INIT.
I want to receive some data over ble and send it to the uart. I connected physical UART...
Hello, in my application I have a problem with the app_timer module respectively with a timer I have created. I'm working on a nrf52832 ( Rev. 1 - build code QFAA-B00) and...
I need a solution for doing a DFU from an Android phone to a device with a nRF52832 chip in it
I currently have a working version in IOS Swift but cannot get the Android...
Hi everyone,
I'm using nrf52840 custom board (pca10056)
SDK version: 15.3
OS: Fedora
I work on a custom board and try to use WDT like so in the WTD project example...
Hi,
I implemented the rnd example under ../crypto/nrf_cc310/rnd with freeRTOS. While testing i observed strange behaviour.
While debugging i got
=================...
I have been using nRF9160: LTE Sensor Gateway to send data from nRF52832 and it all seems to work fine. However whenever i switch off the nRF52832 I receive an error as attached...
As stated on the product page and repeated in my title, the nRF24lu1 and the plus model aren't recommend for new desifde. Is there an nRF52 series replacement?
I'm working...
Hello,
I am developping an application using Softdevice which works (or worked).
Then, as I also need using UART, I built and flashed the example program nRF5_SDK_15.3...
My goal is to replace the legacy bootloader present in nRF52832 with a new bootloader with the DFU process.
I am using nRF5 SDK v15.3.0, GCC ARM and S132.
I have done...
